Answer
Answer I
Work Step by Step
The formula of the area of the rectangle is
$A=lw$
The length of the rectangle is twice the width
$l=2(x+2)$
$l=2x+4$
Therefore, $A=(2x+4)(x+2)$
$=2x^2+4x+4x+8$
$=2x^2+8x+8$
The correct answer is I.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 8 - Polynomials and Factoring - Common Core Cumulative Standards Review - Selected Response - Page 541: 10
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